C2221333133313331311233132313331333133313331321123231133132311212331   >>    C222133313331333131123313231333133313331333132112323113313231121233   <<    C2221333133313331311233132313331333133313331321123231133132311212333   >>      C2221333133313331311233132313331333133313331321123231133132311212332   >>